Joshua Doder Books

Grrr en de bende van Pelotti

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De 12-jarige Tim reist naar Rio de Janeiro om op zoek te gaan naar drie zware criminelen. Daar wordt hij samen met zijn hond Grrr door twee jongens uit een sloppenwijk ontvoerd. Vanaf ca. 10 jaar.

Grk smells a rat

By Joshua Doder

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Tim and his dog Grk, along with his parents and Natascha and Max Raffifi, head off on another adventure--this time in India--where they face the infamous Blue Rat gang.

Tim, Natascha, and Grk the dog follow Natascha's brother Max from London to Paris, where he has gone to assassinate Colonel Zinfandel, the Stanislavian dictator who imprisoned and killed Natascha a...

Grk

By Joshua Doder

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While vacationing in the Seychelles, Tim discovers a well-guarded private island where he learns of a devious plot that threatens the endangered local giant tortoise.

Grk

By Joshua Doder

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While vacationing in the Seychelles, Tim discovers a well-guarded private island where he learns of a devious plot that threatens the endangered local giant tortoise.

Grk smells a rat

By Joshua Doder

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Tim and his dog Grk, along with his parents and Natascha and Max Raffifi, head off on another adventure--this time in India--where they face the infamous Blue Rat gang.

Grk takes revenge

By Joshua Doder

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.